<?php
class Service {
	//private static $_instance;
	
	/**
	 * 取得當前service對象實例
	 * @return obj
	 */
	/*public static function getInstance() {
		$_CLASS = get_called_class();
		 if(empty(self::$_instance[$_CLASS])){
            self::$_instance[$_CLASS] = new $_CLASS();
        }
        return self::$_instance[$_CLASS];
	}*/

}         